body,html{
  height: 100%;
}
.section-1 {
  background: url("/static/image/index/banner-1.png") center no-repeat;
}
.submit {
  position: fixed;
  bottom: -80px;
  left: 0px;
  width: 100%;
  height: 80px;
  padding: 15px 0;
  z-index: 100;
  transition: all 1s;
  .submit-box{
    position: relative;
    margin: 0 auto;
    width: 790px;
    .input-box {
      input{
        width: 170px;
        padding-left: 15px;
        height: 50px;
        line-height: 50px;
        background: #fff;
        font-size: 18px;
      }
      input.input-phone {
        width: 330px;
      }
    }
  }
  .btn-submit {
    background: #e51c23;
    width: 220px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    color: #ffffff;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.4s;
  }
  .btn-submit:hover{
    opacity: 0.8;
  }
  .bg-cover{
    position: absolute;
    top:0px;
    left: 0px;
    height: 100%;
    width: 100%;
    background: #ffffff;
    opacity: 0.7;
    -ms-filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=70);
    filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=70);
  }
}
.submit.active{
  bottom: 0;
}
